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Access Denied for User 'root'@'localhost' (using password: YES) - No Privileges?
... mysqld_safe --skip-grant-tables
~$ sudo /etc/init.d/mysql start
~$ mysql -u root -p
* MySQL Community Server 5.6.35 is started
~$ mysql -u root -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 1
Server version: 5.6.35 MySQL ...
How do I clear stuck/stale Resque workers?
...tered all workers which was a bit annoying. But this followed by heroku restart seemed to do the trick. It now shows the correct number of workers.
– Brian Armstrong
Aug 14 '12 at 5:27
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How to obtain a Thread id in Python?
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how to wrap the start() method of my thread class so it can fill my self.pid with it's pid everytime I launch the thread? Tried os.kill(pid) from inside the own thread, it just stops all the threads including the main, must be done externall...
Fastest way to flatten / un-flatten nested JSON objects
...= path.charAt(index);
if (char === "[") {
var start = index + 1,
end = path.indexOf("]", start),
cursor = cursor[property] = cursor[property] || [],
property = path.slice(start, end),
index =...
Ukkonen's suffix tree algorithm in plain English
... have a mathematical background, many of the explanations elude me as they start to make excessive use of mathematical symbology. The closest to a good explanation that I've found is Fast String Searching With Suffix Trees , but he glosses over various points and some aspects of the algorithm remai...
XMLHttpRequest cannot load file. Cross origin requests are only supported for HTTP
...e Notepad++ menu item, RUN, LAUNCH IN FIREFOX. That's a nice, easy way to start creating a web page, but when you start creating anything more than layout, css and simple page navigation, you need a local server set up on your machine.
Here are some options that I use.
Test your web page locally...
Traverse a list in reverse order in Python
So I can start from len(collection) and end in collection[0] .
26 Answers
26
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How do I choose grid and block dimensions for CUDA kernels?
... occupancy. The values provided by that function could be then used as the starting point of a manual optimization of the launch parameters. Below is a little example.
#include <stdio.h>
/************************/
/* TEST KERNEL FUNCTION */
/************************/
__global__ void MyKernel...
Why is address zero used for the null pointer?
... +1 I suspect 0 was chosen merely for historical reasons. (0 being a starting and invalid address, most of the time.) Of course in general such an assumption isn't always true, but 0 works pretty well.
– GManNickG
May 3 '10 at 17:24
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Why do some functions have underscores “__” before and after the function name?
...al use" indicator. E.g. from M import * does not import objects whose name starts with an underscore.
single_trailing_underscore_: used by convention to avoid conflicts with Python keyword, e.g.
Tkinter.Toplevel(master, class_='ClassName')
__double_leading_underscore: when naming a class at...